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Finding the Fourth Proportional to 833,980.32, 1,150,894.80 and 452,006.64

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Solution

The fourth proportional to 833,980.32, 1,150,894.80 and 452,006.64 is: 623,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,980.32 : 1,150,894.80 = 452,006.64 : x
  2. Step 2: Convert to fraction form
    833,980.32/1,150,894.80 = 452,006.64/x
  3. Step 3: Cross multiply
    833,980.32x = 1,150,894.80 × 452,006.64
  4. Step 4: Simplify right side
    833,980.32x = 520,212,091,541.47
  5. Step 5: Solve for x
    x = 520,212,091,541.47/833,980.32
  6. Step 6: Final answer
    x = 623,770.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.